pleader

The story

1. Old French · derived fromplaidëor
2. Anglo-Norman · derived fromplaidur
3. Middle English · inherited frompledour
4. Middle English · inherited frompleder
5. English todaypleader

Partly from Middle English pleder, pledere, equivalent to plead + -er; and partly from Middle English pledour, plaidour, from Anglo-Norman plaidur, pledour, Old French plaidëor, pledëor.

First known use, by meaning

• from 13th c. a person who pleads in court; an advocate
• from 16th c. someone who pleads or implores